1 // -*- C++ -*-
2 //===----------------------------------------------------------------------===//
3 //
4 // The LLVM Compiler Infrastructure
5 //
6 // This file is dual licensed under the MIT and the University of Illinois Open
7 // Source Licenses. See LICENSE.TXT for details.
8 //
9 //===----------------------------------------------------------------------===//
10
11 // UNSUPPORTED: c++98, c++03, c++11
12 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9
13 // UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8
14
15 #include <string_view>
16 #include <cassert>
17
main()18 int main()
19 {
20 std::string_view foo = ""sv; // should fail w/conversion operator not found
21 }
22